<template>
  <div>
<!--    面包屑导航区-->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>订单管理</el-breadcrumb-item>
      <el-breadcrumb-item>订单列表</el-breadcrumb-item>
    </el-breadcrumb>
<!--    卡片视图区-->
    <el-card class="box-card">
<!--      添加与搜素区域-->
      <el-row :gutter="20">
        <el-col :span="10">
          <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getOrderList">
          <el-button slot="append" icon="el-icon-search" @click="getOrderList"></el-button>
        </el-input>
        </el-col>
      </el-row>
<!--      商品列表区-->
      <el-table :data="orderList" border stripe width="auto">
        <el-table-column label="#" type="index"></el-table-column>
        <el-table-column label="订单编号" prop="order_number"></el-table-column>
        <el-table-column label="订单价格(元)" prop="order_price"></el-table-column>
        <el-table-column label="是否付款" prop="pay_status">
          <template slot-scope="scope">
            <el-tag v-if="scope.row.pay_status === '1'" type="success">已付款</el-tag>
            <el-tag v-else-if="scope.row.pay_status === '0'"  type="danger">未付款</el-tag>
          </template>
        </el-table-column>
        <el-table-column label="是否发货" prop="is_send"></el-table-column>
        <el-table-column label="下单时间" prop="create_time">
          <template slot-scope="scope">
            {{scope.row.create_time | dateFormat }}
          </template>
        </el-table-column>
        <el-table-column label="操作" min-width="20%">
          <template slot-scope="scope">
<!--            编辑按钮-->
            <el-button type="primary" icon="el-icon-edit" size="mini" @click="showEditDialog(scope.row.order_id)">
            </el-button>
<!--            删除按钮-->
            <el-button type="success" icon="el-icon-location" size="mini" @click="removeOrderByTd(scope.row.order_id)">
            </el-button>
          </template>
        </el-table-column>
      </el-table>
<!--      分页区域-->
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[1,2,5,10]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total" background>
      </el-pagination>
    </el-card>
  </div>
</template>

<script>
export default {
  name: 'List',
  data() {
    return {
      // 获取商品数据的参数对象
      queryInfo: {
        // 搜索关键字
        query: '',
        // 当前页数
        pagenum: 1,
        // 每页显示条数
        pagesize: 10
      },
      orderList: [],
      total: 0,
      // 控制编辑商品对话框的状态
      editDialogVisible: false,
      // 商品信息查询成功就把它保存到data中
      editForm: {}
    }
  },
  created () {
    this.getOrderList()
  },
  methods: {
    getOrderList: async function() {
      // 利用HTTP通过Ajax获取商品列表数据
      const { data: res } = await this.$http.get('orders', { params: this.queryInfo })
      if (res.meta.status !== 200) {
        return this.$message.error('获取订单列表失败')
      }
      this.$message.success('获取订单列表成功')
      // 没有return就代表获取成功 拿到商品列表数据
      this.orderList = res.data.goods
      this.total = res.data.total
      console.log(res)
    },
    // 监听pagesize改变的事件
    handleSizeChange(newSize) {
      console.log(newSize)
      this.queryInfo.pagesize = newSize
      this.getOrderList()
    },
    // 监听页码值改变的事件
    handleCurrentChange(newPage) {
      console.log(newPage)
      this.queryInfo.pagenum = newPage
      this.getOrderList()
      // console.log(this)
    },
    // 移除商品
    async removeOrderByTd(id) {
      console.log(id)
      // 弹框询问是否删除
      const confirmResult = await this.$confirm('此操作将永久删除该订单, 是否继续?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).catch(err => err)
      // 如果商品确认删除，则会出现confirm这个字符串 点击取消则会触发$confirm中的错误，
      // 所以通过catch去捕获$confirm中所有的错误,并且return给了confirmResult去接收
      // 如果商品取消了删除，则会出现cancel这个字符串
      // console.log(confirmResult)
      if (confirmResult !== 'confirm') {
        return this.$message.info('商品取消了删除')
      }
      const { data: res } = await this.$http.delete('order/' + id)
      if (res.meta.status !== 200) {
        return this.$message.error('删除失败')
      }
      this.$message.success('删除成功')
      this.getOrderList()
    }
  }
}
</script>

<style lang="less" scoped>

</style>
